NPPES file of Aug 9, 2026

Ian Thomas, DNP, PMHNP-BC

Psychiatric/Mental Health Nurse Practitioner · Tucson, AZ

Ian Thomas, DNP, PMHNP-BC is a psychiatric/mental health nurse practitioner with a practice address in Tucson, Arizona, and NPI 1427576859, issued on Sep 6, 2017. Check the license (Arizona AP10990, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427576859
Name
Ian Thomas
Credential
DNP, PMHNP-BC
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
AP10990 AZ
Self-reported in NPPES; status is on the state search
Practice location
350 N Wilmot RD, Tucson, AZ 85711
Phone
(520) 872-2058
Enumerated
Sep 6, 2017
Record last updated
Jul 29, 2018 (not updated in 8 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest psychiatric/mental health nurse practitioner records → All 1,887 in Arizona → Look up another NPI →

Also registered at 350 N Wilmot RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Osama Abdelatif, M.D.Anatomic Pathology & Clinical Pathology Physician1003904020
  2. Khalid Aboul-Nasr, M.D.Anatomic Pathology & Clinical Pathology Physician1235579293
  3. Aws Al Jandeel, MDInternal Medicine Physician1629566526
  4. Mahmood Alasmi, MDNeonatal-Perinatal Medicine Physician1215120126
  5. Michael Anderes, PTPhysical Therapist1003034836
  6. Dianne Andrick, MC, LPC, LISACAddiction (Substance Use Disorder) Counselor1710105861

Verify Ian Thomas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license AP10990    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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70% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

271 Medicare Part D claims for 82 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Ian Thomas271
  2. Specialty average906

Most prescribed

  1. Quetiapine Fumarate42 claims
  2. Memantine Hcl24 claims
  3. Trazodone Hcl18 claims
  4. Mirtazapine14 claims
  5. Gabapentin13 claims
  6. Escitalopram Oxalate11 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $52.75

2 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ian Thomas$52.75
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Ian Thomas among 1,887 psychiatric/mental health nurse practitioner records in Arizona

Ian Thomas, DNP, PMHNP-BC is one of 1,887 psychiatric/mental health nurse practitioner records with a practice address in Arizona. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 31% of them.

  • NPI issued2017 · 31% of these records are older, 65% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2018 · 23% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

242 psychiatric/mental health nurse practitioner records list a practice address in Tucson

They are 242 of the 18,788 NPPES records with a practice address in Tucson, and 1,887 psychiatric/mental health nurse practitioner records in Arizona.

All 1,887 in Arizona → Every provider in Tucson → Psychiatric/Mental Health Nurse Practitioner nationwide →

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Carrie Bowman, P-MHNPTucson, AZ 857111053691980
  2. Susan Grant, PMHNP-BC, FNP-BCTucson, AZ 857111275771834
  3. Eugene Grzywacz, PMHNP-BCTucson, AZ 857111922647064
  4. Sarah Kerr, NURSE PRACTITIONERTucson, AZ 857111093098311
  5. Esther KiokoTucson, AZ 857111336531755
  6. Joy Kwakuyi, APRNTucson, AZ 857111215303946
  7. Carla Mundt, APRNTucson, AZ 857111255379699
  8. Denise Patterson, PMHNPTucson, AZ 857111780147405

Common questions

What is Ian Thomas, DNP, PMHNP-BC's NPI number?

Ian Thomas, DNP, PMHNP-BC's National Provider Identifier (NPI) is 1427576859, issued on Sep 6, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Ian Thomas, DNP, PMHNP-BC located?

The NPPES record lists a practice address at 350 N Wilmot RD, Tucson, AZ, 85711. Phone: (520) 872-2058. Providers update this record themselves, so call before visiting.

How can I verify Ian Thomas, DNP, PMHNP-BC's license?

NPPES lists Arizona license number AP10990, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Ian Thomas, DNP, PMHNP-BC prescribe under Medicare Part D?

In 2024, Ian Thomas, DNP, PMHNP-BC had 271 Medicare Part D claims for 82 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.